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Clean Water Act discharge permit · NPDES COR070067

LITTLETON PUBLIC SCHOOLS MS4, Arapahoe County, CO: NPDES COR070067 discharge permit, effluent exceedances, inspections, penalties

LITTLETON PUBLIC SCHOOLS MS4, held by Littleton Public Schools, holds NPDES permit COR070067, which discharges to Unnamed Tributary To South Platte River. EPA’s file records it issued March 10, 2008 and expiring March 9, 2013. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for LITTLETON PUBLIC SCHOOLS MS4: its NPDES ID, its permit type and status, its dates, its address in Arapahoe County, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR070067.

Identity

Facility as filedLITTLETON PUBLIC SCHOOLS MS4
Permittee as filedLittleton Public Schools
NPDES IDCOR070067
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramSmall municipal storm sewer systems
IssuedMarch 10, 2008
Expiration dateMarch 9, 2013
AddressArapahoe County, CO 80120
Receiving waterUnnamed Tributary to South Platte River
Subwatershed101900020904 (HUC 101900020904)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR070067.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR070067.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, COR070067.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID COR070067 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The LITTLETON PUBLIC SCHOOLS MS4 permit, held by Littleton Public Schools in Arapahoe County, Colorado, is one of 23 Storm Water Small MS4s permits in that county on EPA's NPDES register, and it shares the 101900020904 subwatershed with 192 NPDES permits, itself included. Of those 23 county permits, 0.0% carry a violation on file, and this permit records no pollutants under a numeric limit and no effluent exceedances.